摘要：
Little girl Susie went shopping with her mom and she wondered how to improve service quality. There are n people in the queue. For each person we know 阅读全文
posted @ 2017-05-05 21:30
Crutain
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摘要：
Limak is an old brown bear. He often plays poker with his friends. Today they went to a casino. There are nplayers (including Limak himself) and right 阅读全文
posted @ 2017-05-05 20:12
Crutain
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